Fuel enrichment simple starting device and method of carburetor

This present invention relates to the field of carburetor, in particular, relates to a fuel enrichment simple starting device and method of carburetor, using pre-injection technology to achieve engine fuel enrichment start, That is, in the first step squeeze the purge bulb, pre-inject the quantitative fuel, and then use the choke of the large volume air to achieve simple start, steps: the first step, squeeze the purge bulb; the second step, close the choke; the third step, pull the engine starter to the engine running; the fourth step, increase and decrease the throttle to normal running. If using the fuel enrichment simple starting device and method of carburetor in the present invention, the engine can be started completely by above four steps, the starting device has the advantages of simple operation, less starting times and easy to start at low temperature (such as 0° C.).